diff --git a/nodejs/server/package-lock.json b/nodejs/server/package-lock.json
index f43ef5b..96570a8 100644
--- a/nodejs/server/package-lock.json
+++ b/nodejs/server/package-lock.json
@@ -42,11 +42,6 @@
       "integrity": "sha512-fAa+ZUKT0q5GPnC/sa8+X3jYY1t3Rw3jT3CxEwBfrZLTzWUtXOWQK9EiSPycvHgUpI1ygSfJZWFki66UdbXL8Q==",
       "dev": true
     },
-    "async-limiter": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/async-limiter/-/async-limiter-1.0.0.tgz",
-      "integrity": "sha512-jp/uFnooOiO+L211eZOoSyzpOITMXx1rBITauYykG3BRYPu8h0UcxsPNB04RR5vo4Tyz3+ay17tR6JVf9qzYWg=="
-    },
     "balanced-match": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz",
@@ -1510,12 +1505,9 @@
       "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
     },
     "ws": {
-      "version": "6.1.0",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-6.1.0.tgz",
-      "integrity": "sha512-H3dGVdGvW2H8bnYpIDc3u3LH8Wue3Qh+Zto6aXXFzvESkTVT6rAfKR6tR/+coaUvxs8yHtmNV0uioBF62ZGSTg==",
-      "requires": {
-        "async-limiter": "~1.0.0"
-      }
+      "version": "7.4.6",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.6.tgz",
+      "integrity": "sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A=="
     },
     "xtend": {
       "version": "4.0.1",
diff --git a/nodejs/server/package.json b/nodejs/server/package.json
index 3aa24e5..d1acce2 100644
--- a/nodejs/server/package.json
+++ b/nodejs/server/package.json
@@ -26,7 +26,7 @@
     "pathfinding": "^0.4.18",
     "pg": "^6.1.5",
     "uuid": "^2.0.1",
-    "ws": "^6.1.0"
+    "ws": "^7.4.6"
   },
   "devDependencies": {
     "madge": "^3.3.0",